Question

Two numbers P and Q are in the ratio 2:3, while numbers
Q and R are in the ratio 4:5. If the sum of the numbers P.
Q and R is 280, then the difference between numbers R and
Q would be
(A) 18
(B) 24
(C) 56
(D) 32

pls answer​

Answer 1

Answer:

answer it.............................

Answer 2

Answer:

24

Step-by-step explanation:

Formula used - a : b : c = a*c : b*c : b * d

So, P + Q + R = 280

P : Q = 2:3 and Q : R = 4:5

= P : Q : R = 2*4 : 3 * 4 : 3*5

= 8x : 12x : 15x

Now, as P : Q : R = 8x : 12x : 15x,

8x + 12x + 15x = 280

so, x = 8